Its time to switch up how you move with Garmin vivofit 3, the activity tracker with Move IQ motion detector. It counts steps and monitors sleep 24/7 with a 1-year battery life. With Garmin Move IQ, vivofit 3 automatically captures different activities such as walking, running, biking, swimming and cross-trainer to view on Garmin Connect. This regular wrist band fits a small, medium and large sized wrist and measures in length 13.7cm to 19.5cm. Garmin vivofit 3 activity tracker tracks your steps, calories, distance, intensity minutes, time and date. It also monitors sleep and includes an activity timer. You can view your stats on the easy-to read high resolution display. Garmin vivofit 3 sets a personalised daily goal and garmin move iq motion detector automatically records different activities such as walking, running, biking and swimming, for later review and analysis on garmin connect. Physical specification Size: medium. Features Pedometer. Distance. Calories. Sleep.